Spiders and Why You Want Them Around

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Spiders and Why You Want Them Around

Updated March 2025 | Written by:听Grace Ferry and Brian Kunkel

House Spider

Common Name: American House Spider

Scientific Name: Parasteatoda tepidariorum

They Eat Pests in Your Home听

  • Mosquitoes that can carry viruses like West Nile and Zika virus

  • Flies that can spread E. coli and Salmonella

  • Termites, spiders or other arthropodsYellow Garden Spider


    A house spider
    House Spider

    Yellow Garden Spider

    Common Name:听Yellow Garden Spider

    Scientific Name:听Argiope aurantia

    They Eat Pests in Your Garden

    • Aphids and white flies that vector disease听

    • Caterpillars and beetles that feed on plants


      A Yellow Garden Spider
      A Yellow Garden Spider

      Grass Spider

      Common Name:听Grass Spider

      Scientific Name:听Agelenopsis

      Characteristics:

      • Cave-like web

      • Fast speed

      • Yellowish-brown color.


        A Grass Spider
        A Grass Spider

        Orb Weaver

        Common Name:听Orb Weaver

        Scientific Name:听Araneidae

        Characteristics:

        • The females are larger than males

        • Feed on a variety of insects.


          Orb Weaver
          Orb Weaver

          Wolf Spider

          Common Name:听Wolf Spider

          Scientific Name:听Lycosidae

          Characteristics:

          • They are solitary spiders

          • They do not spin webs

          • They carry egg sacs or spiderlings on their back


            Wolf Spider
            Wolf Spider

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